Add 6/28 and 81/18, Solve 6/28 + 4 9/18 as a fraction

Add 6/28 and 81/18

1^st number: 6/28, 2^nd number: 4 9/18

6/28 + 81/18 is 33/7.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 18 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 28 × 9 = 252,
6/28 = 6 × 9/28 × 9 = 54/252
Likewise, for the 2nd fraction, since 18 × 14 = 252,
81/18 = 81 × 14/18 × 14 = 1134/252
Add the two like fractions:
54/252 + 1134/252 = 54 + 1134/252 = 1188/252
1188/252 simplified gives 33/7
So, 6/28 + 81/18 = 33/7
In mixed form: 45/7

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